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2. Assuming that brass is approximately 70% Cu and 30% Zn (ask your TA during lab for the exact percentage), calculate the amount of brass

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2. Assuming that brass is approximately 70% Cu and 30% Zn (ask your TA during lab for the exact percentage), calculate the amount of brass you would need to dissolve in order to create an aqueous solution of 2.5 ug/mL in Cu2+ and 0.5 ug/mL in Zn2+

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